5215523255 has 4 divisors (see below), whose sum is σ = 6258627912. Its totient is φ = 4172418600.

The previous prime is 5215523231. The next prime is 5215523273. The reversal of 5215523255 is 5523255125.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5215523255 - 2¹⁰ = 5215522231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521552321 + ... + 521552330.

It is an arithmetic number, because the mean of its divisors is an integer number (1564656978).

Almost surely, 2^5215523255 is an apocalyptic number.

5215523255 is a deficient number, since it is larger than the sum of its proper divisors (1043104657).

5215523255 is a wasteful number, since it uses less digits than its factorization.

5215523255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043104656.

The product of its digits is 75000, while the sum is 35.

The square root of 5215523255 is about 72218.5797077179. The cubic root of 5215523255 is about 1734.2004532424.

The spelling of 5215523255 in words is "five billion, two hundred fifteen million, five hundred twenty-three thousand, two hundred fifty-five".